Sure, I can put you on TR5042 which leaves for Cambridge at 5:19. How many tickets do you need?
One ticket just for myself, though I need to arrive by 09:45.
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train-arriveby train-day train-departure train-destination train-people
train-arriveby train-day train-departure train-destination train-people
train-arriveby train-day train-departure train-destination train-people